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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: veewipe.cxx,v $
*
* $Revision: 1.4 $
*
* last change: $Author: obo $ $Date: 2006-09-17 08:43:10 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_slideshow.hxx"
#include "canvas/debug.hxx"
#include "veewipe.hxx"
#include "basegfx/matrix/b2dhommatrix.hxx"
#include <basegfx/point/b2dpoint.hxx>
namespace presentation {
namespace internal {
::basegfx::B2DPolyPolygon VeeWipe::operator () ( double t )
{
::basegfx::B2DPolygon poly;
poly.append( ::basegfx::B2DPoint( 0.0, -1.0 ) );
const double d = ::basegfx::pruneScaleValue( 2.0 * t );
poly.append( ::basegfx::B2DPoint( 0.0, d - 1.0 ) );
poly.append( ::basegfx::B2DPoint( 0.5, d ) );
poly.append( ::basegfx::B2DPoint( 1.0, d - 1.0 ) );
poly.append( ::basegfx::B2DPoint( 1.0, -1.0 ) );
poly.setClosed(true);
return ::basegfx::B2DPolyPolygon( poly );
}
}
}
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